GuestImpl.cpp@ 29584

Last change on this file since 29584 was 29584, checked in by vboxsync, 15 years ago
Main/GuestImpl: handle VERR_PERMISSION_DENIED
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1	/* $Id: GuestImpl.cpp 29584 2010-05-17 19:43:35Z vboxsync $ */
2
3	/** @file
4	*
5	* VirtualBox COM class implementation
6	*/
7
8	/*
9	* Copyright (C) 2006-2008 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19
20	#include "GuestImpl.h"
21
22	#include "Global.h"
23	#include "ConsoleImpl.h"
24	#include "ProgressImpl.h"
25	#include "VMMDev.h"
26
27	#include "AutoCaller.h"
28	#include "Logging.h"
29
30	#include <VBox/VMMDev.h>
31	#ifdef VBOX_WITH_GUEST_CONTROL
32	# include <VBox/com/array.h>
33	#endif
34	#include <iprt/cpp/utils.h>
35	#include <iprt/getopt.h>
36	#include <VBox/pgm.h>
37
38	// defines
39	/////////////////////////////////////////////////////////////////////////////
40
41	// constructor / destructor
42	/////////////////////////////////////////////////////////////////////////////
43
44	DEFINE_EMPTY_CTOR_DTOR (Guest)
45
46	HRESULT Guest::FinalConstruct()
47	{
48	return S_OK;
49	}
50
51	void Guest::FinalRelease()
52	{
53	uninit ();
54	}
55
56	// public methods only for internal purposes
57	/////////////////////////////////////////////////////////////////////////////
58
59	/**
60	* Initializes the guest object.
61	*/
62	HRESULT Guest::init (Console *aParent)
63	{
64	LogFlowThisFunc(("aParent=%p\n", aParent));
65
66	ComAssertRet(aParent, E_INVALIDARG);
67
68	/* Enclose the state transition NotReady->InInit->Ready */
69	AutoInitSpan autoInitSpan(this);
70	AssertReturn(autoInitSpan.isOk(), E_FAIL);
71
72	unconst(mParent) = aParent;
73
74	/* mData.mAdditionsActive is FALSE */
75
76	/* Confirm a successful initialization when it's the case */
77	autoInitSpan.setSucceeded();
78
79	ULONG aMemoryBalloonSize;
80	HRESULT ret = mParent->machine()->COMGETTER(MemoryBalloonSize)(&aMemoryBalloonSize);
81	if (ret == S_OK)
82	mMemoryBalloonSize = aMemoryBalloonSize;
83	else
84	mMemoryBalloonSize = 0; /* Default is no ballooning */
85
86	mStatUpdateInterval = 0; /* Default is not to report guest statistics at all */
87
88	/* Clear statistics. */
89	for (unsigned i = 0 ; i < GUESTSTATTYPE_MAX; i++)
90	mCurrentGuestStat[i] = 0;
91
92	#ifdef VBOX_WITH_GUEST_CONTROL
93	/* Init the context ID counter at 1000. */
94	mNextContextID = 1000;
95	#endif
96
97	return S_OK;
98	}
99
100	/**
101	* Uninitializes the instance and sets the ready flag to FALSE.
102	* Called either from FinalRelease() or by the parent when it gets destroyed.
103	*/
104	void Guest::uninit()
105	{
106	LogFlowThisFunc(("\n"));
107
108	#ifdef VBOX_WITH_GUEST_CONTROL
109	/*
110	* Cleanup must be done before AutoUninitSpan to cancel all
111	* all outstanding waits in API functions (which hold AutoCaller
112	* ref counts).
113	*/
114	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
115
116	/* Clean up callback data. */
117	CallbackListIter it;
118	for (it = mCallbackList.begin(); it != mCallbackList.end(); it++)
119	destroyCtrlCallbackContext(it);
120
121	/* Clear process list. */
122	mGuestProcessList.clear();
123	#endif
124
125	/* Enclose the state transition Ready->InUninit->NotReady */
126	AutoUninitSpan autoUninitSpan(this);
127	if (autoUninitSpan.uninitDone())
128	return;
129
130	unconst(mParent) = NULL;
131	}
132
133	// IGuest properties
134	/////////////////////////////////////////////////////////////////////////////
135
136	STDMETHODIMP Guest::COMGETTER(OSTypeId) (BSTR *aOSTypeId)
137	{
138	CheckComArgOutPointerValid(aOSTypeId);
139
140	AutoCaller autoCaller(this);
141	if (FAILED(autoCaller.rc())) return autoCaller.rc();
142
143	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
144
145	// redirect the call to IMachine if no additions are installed
146	if (mData.mAdditionsVersion.isEmpty())
147	return mParent->machine()->COMGETTER(OSTypeId)(aOSTypeId);
148
149	mData.mOSTypeId.cloneTo(aOSTypeId);
150
151	return S_OK;
152	}
153
154	STDMETHODIMP Guest::COMGETTER(AdditionsActive) (BOOL *aAdditionsActive)
155	{
156	CheckComArgOutPointerValid(aAdditionsActive);
157
158	AutoCaller autoCaller(this);
159	if (FAILED(autoCaller.rc())) return autoCaller.rc();
160
161	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
162
163	*aAdditionsActive = mData.mAdditionsActive;
164
165	return S_OK;
166	}
167
168	STDMETHODIMP Guest::COMGETTER(AdditionsVersion) (BSTR *aAdditionsVersion)
169	{
170	CheckComArgOutPointerValid(aAdditionsVersion);
171
172	AutoCaller autoCaller(this);
173	if (FAILED(autoCaller.rc())) return autoCaller.rc();
174
175	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
176
177	mData.mAdditionsVersion.cloneTo(aAdditionsVersion);
178
179	return S_OK;
180	}
181
182	STDMETHODIMP Guest::COMGETTER(SupportsSeamless) (BOOL *aSupportsSeamless)
183	{
184	CheckComArgOutPointerValid(aSupportsSeamless);
185
186	AutoCaller autoCaller(this);
187	if (FAILED(autoCaller.rc())) return autoCaller.rc();
188
189	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
190
191	*aSupportsSeamless = mData.mSupportsSeamless;
192
193	return S_OK;
194	}
195
196	STDMETHODIMP Guest::COMGETTER(SupportsGraphics) (BOOL *aSupportsGraphics)
197	{
198	CheckComArgOutPointerValid(aSupportsGraphics);
199
200	AutoCaller autoCaller(this);
201	if (FAILED(autoCaller.rc())) return autoCaller.rc();
202
203	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
204
205	*aSupportsGraphics = mData.mSupportsGraphics;
206
207	return S_OK;
208	}
209
210	STDMETHODIMP Guest::COMGETTER(MemoryBalloonSize) (ULONG *aMemoryBalloonSize)
211	{
212	CheckComArgOutPointerValid(aMemoryBalloonSize);
213
214	AutoCaller autoCaller(this);
215	if (FAILED(autoCaller.rc())) return autoCaller.rc();
216
217	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
218
219	*aMemoryBalloonSize = mMemoryBalloonSize;
220
221	return S_OK;
222	}
223
224	STDMETHODIMP Guest::COMSETTER(MemoryBalloonSize) (ULONG aMemoryBalloonSize)
225	{
226	AutoCaller autoCaller(this);
227	if (FAILED(autoCaller.rc())) return autoCaller.rc();
228
229	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
230
231	/* We must be 100% sure that IMachine::COMSETTER(MemoryBalloonSize)
232	* does not call us back in any way! */
233	HRESULT ret = mParent->machine()->COMSETTER(MemoryBalloonSize)(aMemoryBalloonSize);
234	if (ret == S_OK)
235	{
236	mMemoryBalloonSize = aMemoryBalloonSize;
237	/* forward the information to the VMM device */
238	VMMDev *vmmDev = mParent->getVMMDev();
239	if (vmmDev)
240	vmmDev->getVMMDevPort()->pfnSetMemoryBalloon(vmmDev->getVMMDevPort(), aMemoryBalloonSize);
241	}
242
243	return ret;
244	}
245
246	STDMETHODIMP Guest::COMGETTER(StatisticsUpdateInterval)(ULONG *aUpdateInterval)
247	{
248	CheckComArgOutPointerValid(aUpdateInterval);
249
250	AutoCaller autoCaller(this);
251	if (FAILED(autoCaller.rc())) return autoCaller.rc();
252
253	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
254
255	*aUpdateInterval = mStatUpdateInterval;
256	return S_OK;
257	}
258
259	STDMETHODIMP Guest::COMSETTER(StatisticsUpdateInterval)(ULONG aUpdateInterval)
260	{
261	AutoCaller autoCaller(this);
262	if (FAILED(autoCaller.rc())) return autoCaller.rc();
263
264	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
265
266	mStatUpdateInterval = aUpdateInterval;
267	/* forward the information to the VMM device */
268	VMMDev *vmmDev = mParent->getVMMDev();
269	if (vmmDev)
270	vmmDev->getVMMDevPort()->pfnSetStatisticsInterval(vmmDev->getVMMDevPort(), aUpdateInterval);
271
272	return S_OK;
273	}
274
275	STDMETHODIMP Guest::InternalGetStatistics(ULONG aCpuUser, ULONG aCpuKernel, ULONG *aCpuIdle,
276	ULONG aMemTotal, ULONG aMemFree, ULONG aMemBalloon, ULONG aMemShared,
277	ULONG aMemCache, ULONG aPageTotal,
278	ULONG aMemAllocTotal, ULONG aMemFreeTotal, ULONG aMemBalloonTotal, ULONG aMemSharedTotal)
279	{
280	CheckComArgOutPointerValid(aCpuUser);
281	CheckComArgOutPointerValid(aCpuKernel);
282	CheckComArgOutPointerValid(aCpuIdle);
283	CheckComArgOutPointerValid(aMemTotal);
284	CheckComArgOutPointerValid(aMemFree);
285	CheckComArgOutPointerValid(aMemBalloon);
286	CheckComArgOutPointerValid(aMemShared);
287	CheckComArgOutPointerValid(aMemCache);
288	CheckComArgOutPointerValid(aPageTotal);
289	CheckComArgOutPointerValid(aMemAllocTotal);
290	CheckComArgOutPointerValid(aMemFreeTotal);
291	CheckComArgOutPointerValid(aMemBalloonTotal);
292	CheckComArgOutPointerValid(aMemSharedTotal);
293
294	AutoCaller autoCaller(this);
295	if (FAILED(autoCaller.rc())) return autoCaller.rc();
296
297	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
298
299	*aCpuUser = mCurrentGuestStat[GUESTSTATTYPE_CPUUSER];
300	*aCpuKernel = mCurrentGuestStat[GUESTSTATTYPE_CPUKERNEL];
301	*aCpuIdle = mCurrentGuestStat[GUESTSTATTYPE_CPUIDLE];
302	aMemTotal = mCurrentGuestStat[GUESTSTATTYPE_MEMTOTAL] (_4K/_1K); /* page (4K) -> 1KB units */
303	aMemFree = mCurrentGuestStat[GUESTSTATTYPE_MEMFREE] (_4K/_1K); /* page (4K) -> 1KB units */
304	aMemBalloon = mCurrentGuestStat[GUESTSTATTYPE_MEMBALLOON] (_4K/_1K); /* page (4K) -> 1KB units */
305	aMemCache = mCurrentGuestStat[GUESTSTATTYPE_MEMCACHE] (_4K/_1K); /* page (4K) -> 1KB units */
306	aPageTotal = mCurrentGuestStat[GUESTSTATTYPE_PAGETOTAL] (_4K/_1K); /* page (4K) -> 1KB units */
307	aMemShared = 0; /* todo */
308
309	Console::SafeVMPtr pVM (mParent);
310	if (pVM.isOk())
311	{
312	uint64_t uFreeTotal, uAllocTotal, uBalloonedTotal;
313	*aMemFreeTotal = 0;
314	int rc = PGMR3QueryVMMMemoryStats(pVM.raw(), &uAllocTotal, &uFreeTotal, &uBalloonedTotal);
315	AssertRC(rc);
316	if (rc == VINF_SUCCESS)
317	{
318	aMemAllocTotal = (ULONG)(uAllocTotal / _1K); / bytes -> KB */
319	*aMemFreeTotal = (ULONG)(uFreeTotal / _1K);
320	*aMemBalloonTotal = (ULONG)(uBalloonedTotal / _1K);
321	aMemSharedTotal = 0; /* todo */
322	}
323	}
324	else
325	*aMemFreeTotal = 0;
326
327	return S_OK;
328	}
329
330	HRESULT Guest::SetStatistic(ULONG aCpuId, GUESTSTATTYPE enmType, ULONG aVal)
331	{
332	AutoCaller autoCaller(this);
333	if (FAILED(autoCaller.rc())) return autoCaller.rc();
334
335	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
336
337	if (enmType >= GUESTSTATTYPE_MAX)
338	return E_INVALIDARG;
339
340	mCurrentGuestStat[enmType] = aVal;
341	return S_OK;
342	}
343
344	STDMETHODIMP Guest::SetCredentials(IN_BSTR aUserName, IN_BSTR aPassword,
345	IN_BSTR aDomain, BOOL aAllowInteractiveLogon)
346	{
347	AutoCaller autoCaller(this);
348	if (FAILED(autoCaller.rc())) return autoCaller.rc();
349
350	/* forward the information to the VMM device */
351	VMMDev *vmmDev = mParent->getVMMDev();
352	if (vmmDev)
353	{
354	uint32_t u32Flags = VMMDEV_SETCREDENTIALS_GUESTLOGON;
355	if (!aAllowInteractiveLogon)
356	u32Flags = VMMDEV_SETCREDENTIALS_NOLOCALLOGON;
357
358	vmmDev->getVMMDevPort()->pfnSetCredentials(vmmDev->getVMMDevPort(),
359	Utf8Str(aUserName).raw(), Utf8Str(aPassword).raw(),
360	Utf8Str(aDomain).raw(), u32Flags);
361	return S_OK;
362	}
363
364	return setError(VBOX_E_VM_ERROR,
365	tr("VMM device is not available (is the VM running?)"));
366	}
367
368	#ifdef VBOX_WITH_GUEST_CONTROL
369	/**
370	* Appends environment variables to the environment block. Each var=value pair is separated
371	* by NULL (\0) sequence. The whole block will be stored in one blob and disassembled on the
372	* guest side later to fit into the HGCM param structure.
373	*
374	* @returns VBox status code.
375	*
376	* @todo
377	*
378	*/
379	int Guest::prepareExecuteEnv(const char pszEnv, void ppvList, uint32_t pcbList, uint32_t *pcEnv)
380	{
381	int rc = VINF_SUCCESS;
382	uint32_t cbLen = strlen(pszEnv);
383	if (*ppvList)
384	{
385	uint32_t cbNewLen = pcbList + cbLen + 1; / Include zero termination. */
386	char pvTmp = (char)RTMemRealloc(*ppvList, cbNewLen);
387	if (NULL == pvTmp)
388	{
389	rc = VERR_NO_MEMORY;
390	}
391	else
392	{
393	memcpy(pvTmp + *pcbList, pszEnv, cbLen);
394	pvTmp[cbNewLen - 1] = '\0'; /* Add zero termination. */
395	ppvList = (void*)pvTmp;
396	}
397	}
398	else
399	{
400	char *pcTmp;
401	if (RTStrAPrintf(&pcTmp, "%s", pszEnv) > 0)
402	{
403	ppvList = (void*)pcTmp;
404	/* Reset counters. */
405	*pcEnv = 0;
406	*pcbList = 0;
407	}
408	}
409	if (RT_SUCCESS(rc))
410	{
411	pcbList += cbLen + 1; / Include zero termination. */
412	pcEnv += 1; / Increase env pairs count. */
413	}
414	return rc;
415	}
416
417	/**
418	* Static callback function for receiving updates on guest control commands
419	* from the guest. Acts as a dispatcher for the actual class instance.
420	*
421	* @returns VBox status code.
422	*
423	* @todo
424	*
425	*/
426	DECLCALLBACK(int) Guest::doGuestCtrlNotification(void *pvExtension,
427	uint32_t u32Function,
428	void *pvParms,
429	uint32_t cbParms)
430	{
431	using namespace guestControl;
432
433	/*
434	* No locking, as this is purely a notification which does not make any
435	* changes to the object state.
436	*/
437	LogFlowFunc(("pvExtension = %p, u32Function = %d, pvParms = %p, cbParms = %d\n",
438	pvExtension, u32Function, pvParms, cbParms));
439	ComObjPtr<Guest> pGuest = reinterpret_cast<Guest *>(pvExtension);
440
441	int rc = VINF_SUCCESS;
442	if (u32Function == GUEST_EXEC_SEND_STATUS)
443	{
444	LogFlowFunc(("GUEST_EXEC_SEND_STATUS\n"));
445
446	PHOSTEXECCALLBACKDATA pCBData = reinterpret_cast<PHOSTEXECCALLBACKDATA>(pvParms);
447	AssertPtr(pCBData);
448	AssertReturn(sizeof(HOSTEXECCALLBACKDATA) == cbParms, VERR_INVALID_PARAMETER);
449	AssertReturn(HOSTEXECCALLBACKDATAMAGIC == pCBData->hdr.u32Magic, VERR_INVALID_PARAMETER);
450
451	rc = pGuest->notifyCtrlExec(u32Function, pCBData);
452	}
453	else if (u32Function == GUEST_EXEC_SEND_OUTPUT)
454	{
455	LogFlowFunc(("GUEST_EXEC_SEND_OUTPUT\n"));
456
457	PHOSTEXECOUTCALLBACKDATA pCBData = reinterpret_cast<PHOSTEXECOUTCALLBACKDATA>(pvParms);
458	AssertPtr(pCBData);
459	AssertReturn(sizeof(HOSTEXECOUTCALLBACKDATA) == cbParms, VERR_INVALID_PARAMETER);
460	AssertReturn(HOSTEXECOUTCALLBACKDATAMAGIC == pCBData->hdr.u32Magic, VERR_INVALID_PARAMETER);
461
462	rc = pGuest->notifyCtrlExecOut(u32Function, pCBData);
463	}
464	else
465	rc = VERR_NOT_SUPPORTED;
466	return rc;
467	}
468
469	/* Function for handling the execution start/termination notification. */
470	int Guest::notifyCtrlExec(uint32_t u32Function,
471	PHOSTEXECCALLBACKDATA pData)
472	{
473	LogFlowFuncEnter();
474	int rc = VINF_SUCCESS;
475
476	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
477
478	AssertPtr(pData);
479	CallbackListIter it = getCtrlCallbackContextByID(pData->hdr.u32ContextID);
480
481	/* Callback can be called several times. */
482	if (it != mCallbackList.end())
483	{
484	PHOSTEXECCALLBACKDATA pCBData = (HOSTEXECCALLBACKDATA*)it->pvData;
485	AssertPtr(pCBData);
486
487	pCBData->u32PID = pData->u32PID;
488	pCBData->u32Status = pData->u32Status;
489	pCBData->u32Flags = pData->u32Flags;
490	/** @todo Copy void* buffer contents! */
491
492	/* Was progress canceled before? */
493	BOOL fCancelled;
494	it->pProgress->COMGETTER(Canceled)(&fCancelled);
495
496	/* Do progress handling. */
497	Utf8Str errMsg;
498	HRESULT rc2 = S_OK;
499	switch (pData->u32Status)
500	{
501	case PROC_STS_STARTED:
502	break;
503
504	case PROC_STS_TEN: /* Terminated normally. */
505	if ( !it->pProgress->getCompleted()
506	&& !fCancelled)
507	{
508	it->pProgress->notifyComplete(S_OK);
509	}
510	break;
511
512	case PROC_STS_TEA: /* Terminated abnormally. */
513	errMsg = Utf8StrFmt(Guest::tr("Process terminated abnormally with status '%u'"),
514	pCBData->u32Flags);
515	break;
516
517	case PROC_STS_TES: /* Terminated through signal. */
518	errMsg = Utf8StrFmt(Guest::tr("Process terminated via signal with status '%u'"),
519	pCBData->u32Flags);
520	break;
521
522	case PROC_STS_TOK:
523	errMsg = Utf8StrFmt(Guest::tr("Process timed out and was killed"));
524	break;
525
526	case PROC_STS_TOA:
527	errMsg = Utf8StrFmt(Guest::tr("Process timed out and could not be killed"));
528	break;
529
530	case PROC_STS_DWN:
531	errMsg = Utf8StrFmt(Guest::tr("Process exited because system is shutting down"));
532	break;
533
534	default:
535	break;
536	}
537
538	/* Handle process list. */
539	/** @todo What happens on/deal with PID reuse? */
540	/** @todo How to deal with multiple updates at once? */
541	GuestProcessIter it_proc = getProcessByPID(pCBData->u32PID);
542	if (it_proc == mGuestProcessList.end())
543	{
544	/* Not found, add to list. */
545	GuestProcess p;
546	p.mPID = pCBData->u32PID;
547	p.mStatus = pCBData->u32Status;
548	p.mExitCode = pCBData->u32Flags; /* Contains exit code. */
549	p.mFlags = 0;
550
551	mGuestProcessList.push_back(p);
552	}
553	else /* Update list. */
554	{
555	it_proc->mStatus = pCBData->u32Status;
556	it_proc->mExitCode = pCBData->u32Flags; /* Contains exit code. */
557	it_proc->mFlags = 0;
558	}
559
560	if ( !it->pProgress.isNull()
561	&& errMsg.length())
562	{
563	if ( !it->pProgress->getCompleted()
564	&& !fCancelled)
565	{
566	it->pProgress->notifyComplete(E_FAIL /** @todo Find a better rc! */, COM_IIDOF(IGuest),
567	(CBSTR)Guest::getComponentName(), errMsg.c_str());
568	LogFlowFunc(("Callback (context ID=%u, status=%u) progress marked as completed\n",
569	pData->hdr.u32ContextID, pData->u32Status));
570	}
571	else
572	LogFlowFunc(("Callback (context ID=%u, status=%u) progress already marked as completed\n",
573	pData->hdr.u32ContextID, pData->u32Status));
574	}
575	ASMAtomicWriteBool(&it->bCalled, true);
576	}
577	else
578	LogFlowFunc(("Unexpected callback (magic=%u, context ID=%u) arrived\n", pData->hdr.u32Magic, pData->hdr.u32ContextID));
579	LogFlowFuncLeave();
580	return rc;
581	}
582
583	/* Function for handling the execution output notification. */
584	int Guest::notifyCtrlExecOut(uint32_t u32Function,
585	PHOSTEXECOUTCALLBACKDATA pData)
586	{
587	LogFlowFuncEnter();
588	int rc = VINF_SUCCESS;
589
590	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
591
592	AssertPtr(pData);
593	CallbackListIter it = getCtrlCallbackContextByID(pData->hdr.u32ContextID);
594	if (it != mCallbackList.end())
595	{
596	Assert(!it->bCalled);
597	PHOSTEXECOUTCALLBACKDATA pCBData = (HOSTEXECOUTCALLBACKDATA*)it->pvData;
598	AssertPtr(pCBData);
599
600	pCBData->u32PID = pData->u32PID;
601	pCBData->u32HandleId = pData->u32HandleId;
602	pCBData->u32Flags = pData->u32Flags;
603
604	/* Make sure we really got something! */
605	if ( pData->cbData
606	&& pData->pvData)
607	{
608	/* Allocate data buffer and copy it */
609	pCBData->pvData = RTMemAlloc(pData->cbData);
610	pCBData->cbData = pData->cbData;
611
612	AssertReturn(pCBData->pvData, VERR_NO_MEMORY);
613	memcpy(pCBData->pvData, pData->pvData, pData->cbData);
614	}
615	else
616	{
617	pCBData->pvData = NULL;
618	pCBData->cbData = 0;
619	}
620	ASMAtomicWriteBool(&it->bCalled, true);
621	}
622	else
623	LogFlowFunc(("Unexpected callback (magic=%u, context ID=%u) arrived\n", pData->hdr.u32Magic, pData->hdr.u32ContextID));
624	LogFlowFuncLeave();
625	return rc;
626	}
627
628	Guest::CallbackListIter Guest::getCtrlCallbackContextByID(uint32_t u32ContextID)
629	{
630	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
631
632	/** @todo Maybe use a map instead of list for fast context lookup. */
633	CallbackListIter it;
634	for (it = mCallbackList.begin(); it != mCallbackList.end(); it++)
635	{
636	if (it->mContextID == u32ContextID)
637	return (it);
638	}
639	return it;
640	}
641
642	Guest::GuestProcessIter Guest::getProcessByPID(uint32_t u32PID)
643	{
644	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
645
646	/** @todo Maybe use a map instead of list for fast context lookup. */
647	GuestProcessIter it;
648	for (it = mGuestProcessList.begin(); it != mGuestProcessList.end(); it++)
649	{
650	if (it->mPID == u32PID)
651	return (it);
652	}
653	return it;
654	}
655
656	/* No locking here; */
657	void Guest::destroyCtrlCallbackContext(Guest::CallbackListIter it)
658	{
659	LogFlowFuncEnter();
660	if (it->pvData)
661	{
662	RTMemFree(it->pvData);
663	it->pvData = NULL;
664	it->cbData = 0;
665
666	/* Notify outstanding waits for progress ... */
667	if (!it->pProgress.isNull())
668	{
669	/* Only cancel if not canceled before! */
670	BOOL fCancelled;
671	if (SUCCEEDED(it->pProgress->COMGETTER(Canceled)(&fCancelled)) && !fCancelled)
672	it->pProgress->Cancel();
673	/*
674	* Do *not NULL pProgress here, because waiting function like executeProcess()
675	* will still rely on this object for checking whether they have to give up!
676	*/
677	}
678	}
679	LogFlowFuncLeave();
680	}
681
682	/* Adds a callback with a user provided data block and an optional progress object
683	* to the callback list. A callback is identified by a unique context ID which is used
684	* to identify a callback from the guest side. */
685	uint32_t Guest::addCtrlCallbackContext(eVBoxGuestCtrlCallbackType enmType, void pvData, uint32_t cbData, Progress pProgress)
686	{
687	LogFlowFuncEnter();
688	uint32_t uNewContext = ASMAtomicIncU32(&mNextContextID);
689	if (uNewContext == UINT32_MAX)
690	ASMAtomicUoWriteU32(&mNextContextID, 1000);
691
692	/** @todo Put this stuff into a constructor! */
693	CallbackContext context;
694	context.mContextID = uNewContext;
695	context.mType = enmType;
696	context.bCalled = false;
697	context.pvData = pvData;
698	context.cbData = cbData;
699	context.pProgress = pProgress;
700
701	uint32_t nCallbacks;
702	{
703	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
704	mCallbackList.push_back(context);
705	nCallbacks = mCallbackList.size();
706	}
707
708	#if 0
709	if (nCallbacks > 256) /* Don't let the container size get too big! */
710	{
711	Guest::CallbackListIter it = mCallbackList.begin();
712	destroyCtrlCallbackContext(it);
713	{
714	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
715	mCallbackList.erase(it);
716	}
717	}
718	#endif
719
720	LogFlowFuncLeave();
721	return uNewContext;
722	}
723	#endif /* VBOX_WITH_GUEST_CONTROL */
724
725	STDMETHODIMP Guest::ExecuteProcess(IN_BSTR aCommand, ULONG aFlags,
726	ComSafeArrayIn(IN_BSTR, aArguments), ComSafeArrayIn(IN_BSTR, aEnvironment),
727	IN_BSTR aUserName, IN_BSTR aPassword,
728	ULONG aTimeoutMS, ULONG aPID, IProgress *aProgress)
729	{
730	#ifndef VBOX_WITH_GUEST_CONTROL
731	ReturnComNotImplemented();
732	#else /* VBOX_WITH_GUEST_CONTROL */
733	using namespace guestControl;
734
735	CheckComArgStrNotEmptyOrNull(aCommand);
736	CheckComArgOutPointerValid(aPID);
737	CheckComArgStrNotEmptyOrNull(aUserName); /* Do not allow anonymous executions (with system rights). */
738	CheckComArgOutPointerValid(aProgress);
739
740	AutoCaller autoCaller(this);
741	if (FAILED(autoCaller.rc())) return autoCaller.rc();
742
743	if (aFlags != 0) /* Flags are not supported at the moment. */
744	return E_INVALIDARG;
745
746	HRESULT rc = S_OK;
747
748	try
749	{
750	/*
751	* Create progress object.
752	*/
753	ComObjPtr <Progress> progress;
754	rc = progress.createObject();
755	if (SUCCEEDED(rc))
756	{
757	rc = progress->init(static_cast<IGuest*>(this),
758	BstrFmt(tr("Executing process")),
759	TRUE);
760	}
761	if (FAILED(rc)) return rc;
762
763	/*
764	* Prepare process execution.
765	*/
766	int vrc = VINF_SUCCESS;
767	Utf8Str Utf8Command(aCommand);
768
769	/* Adjust timeout */
770	if (aTimeoutMS == 0)
771	aTimeoutMS = UINT32_MAX;
772
773	/* Prepare arguments. */
774	char **papszArgv = NULL;
775	uint32_t uNumArgs = 0;
776	if (aArguments > 0)
777	{
778	com::SafeArray<IN_BSTR> args(ComSafeArrayInArg(aArguments));
779	uNumArgs = args.size();
780	papszArgv = (char*)RTMemAlloc(sizeof(char) * (uNumArgs + 1));
781	AssertReturn(papszArgv, E_OUTOFMEMORY);
782	for (unsigned i = 0; RT_SUCCESS(vrc) && i < uNumArgs; i++)
783	{
784	int cbLen = RTStrAPrintf(&papszArgv[i], "%s", Utf8Str(args[i]).raw());
785	if (cbLen < 0)
786	vrc = VERR_NO_MEMORY;
787
788	}
789	papszArgv[uNumArgs] = NULL;
790	}
791
792	Utf8Str Utf8UserName(aUserName);
793	Utf8Str Utf8Password(aPassword);
794	if (RT_SUCCESS(vrc))
795	{
796	uint32_t uContextID = 0;
797
798	char *pszArgs = NULL;
799	if (uNumArgs > 0)
800	vrc = RTGetOptArgvToString(&pszArgs, papszArgv, 0);
801	if (RT_SUCCESS(vrc))
802	{
803	uint32_t cbArgs = pszArgs ? strlen(pszArgs) + 1 : 0; /* Include terminating zero. */
804
805	/* Prepare environment. */
806	void *pvEnv = NULL;
807	uint32_t uNumEnv = 0;
808	uint32_t cbEnv = 0;
809	if (aEnvironment > 0)
810	{
811	com::SafeArray<IN_BSTR> env(ComSafeArrayInArg(aEnvironment));
812
813	for (unsigned i = 0; i < env.size(); i++)
814	{
815	vrc = prepareExecuteEnv(Utf8Str(env[i]).raw(), &pvEnv, &cbEnv, &uNumEnv);
816	if (RT_FAILURE(vrc))
817	break;
818	}
819	}
820
821	if (RT_SUCCESS(vrc))
822	{
823	PHOSTEXECCALLBACKDATA pData = (HOSTEXECCALLBACKDATA*)RTMemAlloc(sizeof(HOSTEXECCALLBACKDATA));
824	AssertReturn(pData, VBOX_E_IPRT_ERROR);
825	uContextID = addCtrlCallbackContext(VBOXGUESTCTRLCALLBACKTYPE_EXEC_START,
826	pData, sizeof(HOSTEXECCALLBACKDATA), progress);
827	Assert(uContextID > 0);
828
829	VBOXHGCMSVCPARM paParms[15];
830	int i = 0;
831	paParms[i++].setUInt32(uContextID);
832	paParms[i++].setPointer((void*)Utf8Command.raw(), (uint32_t)strlen(Utf8Command.raw()) + 1);
833	paParms[i++].setUInt32(aFlags);
834	paParms[i++].setUInt32(uNumArgs);
835	paParms[i++].setPointer((void*)pszArgs, cbArgs);
836	paParms[i++].setUInt32(uNumEnv);
837	paParms[i++].setUInt32(cbEnv);
838	paParms[i++].setPointer((void*)pvEnv, cbEnv);
839	paParms[i++].setPointer((void*)Utf8UserName.raw(), (uint32_t)strlen(Utf8UserName.raw()) + 1);
840	paParms[i++].setPointer((void*)Utf8Password.raw(), (uint32_t)strlen(Utf8Password.raw()) + 1);
841	paParms[i++].setUInt32(aTimeoutMS);
842
843	VMMDev *vmmDev;
844	{
845	/* Make sure mParent is valid, so set the read lock while using.
846	* Do not keep this lock while doing the actual call, because in the meanwhile
847	* another thread could request a write lock which would be a bad idea ... */
848	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
849
850	/* Forward the information to the VMM device. */
851	AssertPtr(mParent);
852	vmmDev = mParent->getVMMDev();
853	}
854
855	if (vmmDev)
856	{
857	LogFlowFunc(("hgcmHostCall numParms=%d\n", i));
858	vrc = vmmDev->hgcmHostCall("VBoxGuestControlSvc", HOST_EXEC_CMD,
859	i, paParms);
860	}
861	else
862	vrc = VERR_INVALID_VM_HANDLE;
863	RTMemFree(pvEnv);
864	}
865	RTStrFree(pszArgs);
866	}
867	if (RT_SUCCESS(vrc))
868	{
869	LogFlowFunc(("Waiting for HGCM callback (timeout=%ldms) ...\n", aTimeoutMS));
870
871	/*
872	* Wait for the HGCM low level callback until the process
873	* has been started (or something went wrong). This is necessary to
874	* get the PID.
875	*/
876	CallbackListIter it = getCtrlCallbackContextByID(uContextID);
877	BOOL fCanceled = FALSE;
878	if (it != mCallbackList.end())
879	{
880	uint64_t u64Started = RTTimeMilliTS();
881	while (!it->bCalled)
882	{
883	/* Check for timeout. */
884	unsigned cMsWait;
885	if (aTimeoutMS == RT_INDEFINITE_WAIT)
886	cMsWait = 10;
887	else
888	{
889	uint64_t cMsElapsed = RTTimeMilliTS() - u64Started;
890	if (cMsElapsed >= aTimeoutMS)
891	break; /* Timed out. */
892	cMsWait = RT_MIN(10, aTimeoutMS - (uint32_t)cMsElapsed);
893	}
894
895	/* Check for manual stop. */
896	if (!it->pProgress.isNull())
897	{
898	rc = it->pProgress->COMGETTER(Canceled)(&fCanceled);
899	if (FAILED(rc)) throw rc;
900	if (fCanceled)
901	break; /* Client wants to abort. */
902	}
903	RTThreadSleep(cMsWait);
904	}
905	}
906
907	/* Was the whole thing canceled? */
908	if (!fCanceled)
909	{
910	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
911
912	PHOSTEXECCALLBACKDATA pData = (HOSTEXECCALLBACKDATA*)it->pvData;
913	Assert(it->cbData == sizeof(HOSTEXECCALLBACKDATA));
914	AssertPtr(pData);
915
916	if (it->bCalled)
917	{
918	/* Did we get some status? */
919	switch (pData->u32Status)
920	{
921	case PROC_STS_STARTED:
922	/* Process is (still) running; get PID. */
923	*aPID = pData->u32PID;
924	break;
925
926	/* In any other case the process either already
927	* terminated or something else went wrong, so no PID ... */
928	case PROC_STS_TEN: /* Terminated normally. */
929	case PROC_STS_TEA: /* Terminated abnormally. */
930	case PROC_STS_TES: /* Terminated through signal. */
931	case PROC_STS_TOK:
932	case PROC_STS_TOA:
933	case PROC_STS_DWN:
934	/*
935	* Process (already) ended, but we want to get the
936	* PID anyway to retrieve the output in a later call.
937	*/
938	*aPID = pData->u32PID;
939	break;
940
941	case PROC_STS_ERROR:
942	vrc = pData->u32Flags; /* u32Flags member contains IPRT error code. */
943	break;
944
945	default:
946	vrc = VERR_INVALID_PARAMETER; /* Unknown status, should never happen! */
947	break;
948	}
949	}
950	else /* If callback not called within time ... well, that's a timeout! */
951	vrc = VERR_TIMEOUT;
952
953	/*
954	* Do not remove the callback yet - we might wait with the IProgress object on something
955	* else (like end of process) ...
956	*/
957	if (RT_FAILURE(vrc))
958	{
959	if (vrc == VERR_FILE_NOT_FOUND) /* This is the most likely error. */
960	{
961	rc = setError(VBOX_E_IPRT_ERROR,
962	tr("The file '%s' was not found on guest"), Utf8Command.raw());
963	}
964	else if (vrc == VERR_BAD_EXE_FORMAT)
965	{
966	rc = setError(VBOX_E_IPRT_ERROR,
967	tr("The file '%s' is not an executable format on guest"), Utf8Command.raw());
968	}
969	else if (vrc == VERR_LOGON_FAILURE)
970	{
971	rc = setError(VBOX_E_IPRT_ERROR,
972	tr("The specified user '%s' was not able to logon on guest"), Utf8UserName.raw());
973	}
974	else if (vrc == VERR_TIMEOUT)
975	{
976	rc = setError(VBOX_E_IPRT_ERROR,
977	tr("The guest did not respond within time (%ums)"), aTimeoutMS);
978	}
979	else if (vrc == VERR_INVALID_PARAMETER)
980	{
981	rc = setError(VBOX_E_IPRT_ERROR,
982	tr("The guest reported an unknown process status (%u)"), pData->u32Status);
983	}
984	else if (vrc == VERR_PERMISSION_DENIED)
985	{
986	rc = setError(VBOX_E_IPRT_ERROR,
987	tr("Invalid user/password credentials"));
988	}
989	else
990	{
991	rc = setError(E_UNEXPECTED,
992	tr("The service call failed with error %Rrc"), vrc);
993	}
994	}
995	else /* Execution went fine. */
996	{
997	/* Return the progress to the caller. */
998	progress.queryInterfaceTo(aProgress);
999	}
1000	}
1001	else /* Operation was canceled. */
1002	{
1003	rc = setError(VBOX_E_IPRT_ERROR,
1004	tr("The operation was canceled."));
1005	}
1006	}
1007	else /* HGCM related error codes .*/
1008	{
1009	if (vrc == VERR_INVALID_VM_HANDLE)
1010	{
1011	rc = setError(VBOX_E_VM_ERROR,
1012	tr("VMM device is not available (is the VM running?)"));
1013	}
1014	else if (vrc == VERR_TIMEOUT)
1015	{
1016	rc = setError(VBOX_E_VM_ERROR,
1017	tr("The guest execution service is not ready"));
1018	}
1019	else /* HGCM call went wrong. */
1020	{
1021	rc = setError(E_UNEXPECTED,
1022	tr("The HGCM call failed with error %Rrc"), vrc);
1023	}
1024	}
1025
1026	for (unsigned i = 0; i < uNumArgs; i++)
1027	RTMemFree(papszArgv[i]);
1028	RTMemFree(papszArgv);
1029	}
1030	}
1031	catch (std::bad_alloc &)
1032	{
1033	rc = E_OUTOFMEMORY;
1034	}
1035	return rc;
1036	#endif /* VBOX_WITH_GUEST_CONTROL */
1037	}
1038
1039	STDMETHODIMP Guest::GetProcessOutput(ULONG aPID, ULONG aFlags, ULONG aTimeoutMS, ULONG64 aSize, ComSafeArrayOut(BYTE, aData))
1040	{
1041	#ifndef VBOX_WITH_GUEST_CONTROL
1042	ReturnComNotImplemented();
1043	#else /* VBOX_WITH_GUEST_CONTROL */
1044	using namespace guestControl;
1045
1046	CheckComArgExpr(aPID, aPID > 0);
1047
1048	if (aFlags != 0) /* Flags are not supported at the moment. */
1049	return E_INVALIDARG;
1050
1051	AutoCaller autoCaller(this);
1052	if (FAILED(autoCaller.rc())) return autoCaller.rc();
1053
1054	HRESULT rc = S_OK;
1055
1056	try
1057	{
1058	/*
1059	* Create progress object.
1060	* Note that we need at least a local progress object here in order
1061	* to get notified when someone cancels the operation.
1062	*/
1063	ComObjPtr <Progress> progress;
1064	rc = progress.createObject();
1065	if (SUCCEEDED(rc))
1066	{
1067	rc = progress->init(static_cast<IGuest*>(this),
1068	BstrFmt(tr("Getting output of process")),
1069	TRUE);
1070	}
1071	if (FAILED(rc)) return rc;
1072
1073	/* Adjust timeout */
1074	if (aTimeoutMS == 0)
1075	aTimeoutMS = UINT32_MAX;
1076
1077	/* Search for existing PID. */
1078	PHOSTEXECOUTCALLBACKDATA pData = (HOSTEXECOUTCALLBACKDATA*)RTMemAlloc(sizeof(HOSTEXECOUTCALLBACKDATA));
1079	AssertReturn(pData, VBOX_E_IPRT_ERROR);
1080	uint32_t uContextID = addCtrlCallbackContext(VBOXGUESTCTRLCALLBACKTYPE_EXEC_OUTPUT,
1081	pData, sizeof(HOSTEXECOUTCALLBACKDATA), progress);
1082	Assert(uContextID > 0);
1083
1084	size_t cbData = (size_t)RT_MIN(aSize, _64K);
1085	com::SafeArray<BYTE> outputData(cbData);
1086
1087	VBOXHGCMSVCPARM paParms[5];
1088	int i = 0;
1089	paParms[i++].setUInt32(uContextID);
1090	paParms[i++].setUInt32(aPID);
1091	paParms[i++].setUInt32(aFlags); /** @todo Should represent stdout and/or stderr. */
1092
1093	int vrc = VINF_SUCCESS;
1094
1095	{
1096	VMMDev *vmmDev;
1097	{
1098	/* Make sure mParent is valid, so set the read lock while using.
1099	* Do not keep this lock while doing the actual call, because in the meanwhile
1100	* another thread could request a write lock which would be a bad idea ... */
1101	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1102
1103	/* Forward the information to the VMM device. */
1104	AssertPtr(mParent);
1105	vmmDev = mParent->getVMMDev();
1106	}
1107
1108	if (vmmDev)
1109	{
1110	LogFlowFunc(("hgcmHostCall numParms=%d\n", i));
1111	vrc = vmmDev->hgcmHostCall("VBoxGuestControlSvc", HOST_EXEC_GET_OUTPUT,
1112	i, paParms);
1113	}
1114	}
1115
1116	if (RT_SUCCESS(vrc))
1117	{
1118	LogFlowFunc(("Waiting for HGCM callback (timeout=%ldms) ...\n", aTimeoutMS));
1119
1120	/*
1121	* Wait for the HGCM low level callback until the process
1122	* has been started (or something went wrong). This is necessary to
1123	* get the PID.
1124	*/
1125	CallbackListIter it = getCtrlCallbackContextByID(uContextID);
1126	BOOL fCanceled = FALSE;
1127	if (it != mCallbackList.end())
1128	{
1129	uint64_t u64Started = RTTimeMilliTS();
1130	while (!it->bCalled)
1131	{
1132	/* Check for timeout. */
1133	unsigned cMsWait;
1134	if (aTimeoutMS == RT_INDEFINITE_WAIT)
1135	cMsWait = 10;
1136	else
1137	{
1138	uint64_t cMsElapsed = RTTimeMilliTS() - u64Started;
1139	if (cMsElapsed >= aTimeoutMS)
1140	break; /* Timed out. */
1141	cMsWait = RT_MIN(10, aTimeoutMS - (uint32_t)cMsElapsed);
1142	}
1143
1144	/* Check for manual stop. */
1145	if (!it->pProgress.isNull())
1146	{
1147	rc = it->pProgress->COMGETTER(Canceled)(&fCanceled);
1148	if (FAILED(rc)) throw rc;
1149	if (fCanceled)
1150	break; /* Client wants to abort. */
1151	}
1152	RTThreadSleep(cMsWait);
1153	}
1154
1155	/* Was the whole thing canceled? */
1156	if (!fCanceled)
1157	{
1158	if (it->bCalled)
1159	{
1160	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1161
1162	/* Did we get some output? */
1163	pData = (HOSTEXECOUTCALLBACKDATA*)it->pvData;
1164	Assert(it->cbData == sizeof(HOSTEXECOUTCALLBACKDATA));
1165	AssertPtr(pData);
1166
1167	if (pData->cbData)
1168	{
1169	/* Do we need to resize the array? */
1170	if (pData->cbData > cbData)
1171	outputData.resize(pData->cbData);
1172
1173	/* Fill output in supplied out buffer. */
1174	memcpy(outputData.raw(), pData->pvData, pData->cbData);
1175	outputData.resize(pData->cbData); /* Shrink to fit actual buffer size. */
1176	}
1177	else
1178	vrc = VERR_NO_DATA; /* This is not an error we want to report to COM. */
1179	}
1180	else /* If callback not called within time ... well, that's a timeout! */
1181	vrc = VERR_TIMEOUT;
1182	}
1183	else /* Operation was canceled. */
1184	vrc = VERR_CANCELLED;
1185
1186	if (RT_FAILURE(vrc))
1187	{
1188	if (vrc == VERR_NO_DATA)
1189	{
1190	/* This is not an error we want to report to COM. */
1191	}
1192	else if (vrc == VERR_TIMEOUT)
1193	{
1194	rc = setError(VBOX_E_IPRT_ERROR,
1195	tr("The guest did not output within time (%ums)"), aTimeoutMS);
1196	}
1197	else if (vrc == VERR_CANCELLED)
1198	{
1199	rc = setError(VBOX_E_IPRT_ERROR,
1200	tr("The operation was canceled."));
1201	}
1202	else
1203	{
1204	rc = setError(E_UNEXPECTED,
1205	tr("The service call failed with error %Rrc"), vrc);
1206	}
1207	}
1208
1209	{
1210	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1211	destroyCtrlCallbackContext(it);
1212	}
1213	}
1214	else /* PID lookup failed. */
1215	rc = setError(VBOX_E_IPRT_ERROR,
1216	tr("Process (PID %u) not found!"), aPID);
1217	}
1218	else /* HGCM operation failed. */
1219	rc = setError(E_UNEXPECTED,
1220	tr("The HGCM call failed with error %Rrc"), vrc);
1221
1222	/* Cleanup. */
1223	progress->uninit();
1224	progress.setNull();
1225
1226	/* If something failed (or there simply was no data, indicated by VERR_NO_DATA,
1227	* we return an empty array so that the frontend knows when to give up. */
1228	if (RT_FAILURE(vrc) \|\| FAILED(rc))
1229	outputData.resize(0);
1230	outputData.detachTo(ComSafeArrayOutArg(aData));
1231	}
1232	catch (std::bad_alloc &)
1233	{
1234	rc = E_OUTOFMEMORY;
1235	}
1236	return rc;
1237	#endif
1238	}
1239
1240	STDMETHODIMP Guest::GetProcessStatus(ULONG aPID, ULONG aExitCode, ULONG aFlags, ULONG *aStatus)
1241	{
1242	#ifndef VBOX_WITH_GUEST_CONTROL
1243	ReturnComNotImplemented();
1244	#else /* VBOX_WITH_GUEST_CONTROL */
1245	using namespace guestControl;
1246
1247	AutoCaller autoCaller(this);
1248	if (FAILED(autoCaller.rc())) return autoCaller.rc();
1249
1250	HRESULT rc = S_OK;
1251
1252	try
1253	{
1254	AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
1255
1256	GuestProcessIterConst it;
1257	for (it = mGuestProcessList.begin(); it != mGuestProcessList.end(); it++)
1258	{
1259	if (it->mPID == aPID)
1260	break;
1261	}
1262
1263	if (it != mGuestProcessList.end())
1264	{
1265	*aExitCode = it->mExitCode;
1266	*aFlags = it->mFlags;
1267	*aStatus = it->mStatus;
1268	}
1269	else
1270	rc = setError(VBOX_E_IPRT_ERROR,
1271	tr("Process (PID %u) not found!"), aPID);
1272	}
1273	catch (std::bad_alloc &)
1274	{
1275	rc = E_OUTOFMEMORY;
1276	}
1277	return rc;
1278	#endif
1279	}
1280
1281	// public methods only for internal purposes
1282	/////////////////////////////////////////////////////////////////////////////
1283
1284	void Guest::setAdditionsVersion(Bstr aVersion, VBOXOSTYPE aOsType)
1285	{
1286	AutoCaller autoCaller(this);
1287	AssertComRCReturnVoid (autoCaller.rc());
1288
1289	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1290
1291	mData.mAdditionsVersion = aVersion;
1292	mData.mAdditionsActive = !aVersion.isEmpty();
1293	/* Older Additions didn't have this finer grained capability bit,
1294	* so enable it by default. Newer Additions will disable it immediately
1295	* if relevant. */
1296	mData.mSupportsGraphics = mData.mAdditionsActive;
1297
1298	mData.mOSTypeId = Global::OSTypeId (aOsType);
1299	}
1300
1301	void Guest::setSupportsSeamless (BOOL aSupportsSeamless)
1302	{
1303	AutoCaller autoCaller(this);
1304	AssertComRCReturnVoid (autoCaller.rc());
1305
1306	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1307
1308	mData.mSupportsSeamless = aSupportsSeamless;
1309	}
1310
1311	void Guest::setSupportsGraphics (BOOL aSupportsGraphics)
1312	{
1313	AutoCaller autoCaller(this);
1314	AssertComRCReturnVoid (autoCaller.rc());
1315
1316	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
1317
1318	mData.mSupportsGraphics = aSupportsGraphics;
1319	}
1320	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/GuestImpl.cpp@ 29584

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